You can't explain a third dimension to someone living in a two-dimensional world. According to Yale philosopher L.A. Paul, the same is true of life's biggest decisions — you simply can't know what it's like until you're already there.

When stuffed and staring down the last bite, you might hear your mother's voice in your mind.

How can you maximize the amount of love and happiness in your life? One of history's greatest scientists found the answer: with math.

The formula for rational thinking explained by Steven Pinker.

There are two conceptions of free will: "straight" and "mixed."

The very concept of a "problem with no solution" goes against human nature. But we must accept this harsh reality to have peace in our lives.